AMD Radeon HD 7670M vs NVIDIA GeForce 840M

Compare AMD Radeon HD 7670M 1 GB vs NVIDIA GeForce 840M, specs and GPU benchmark score. Which is the better graphics card for the money?

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Specifications
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Benchmark Score

Overall Score

General gaming and workstation score

139 points

315 points

126% significantly better overall score

Flux Core frame rate

Volumetric ray casting test, a computationally expensive method of rendering high-quality scenes

3 FPS

8 FPS

5 FPS significantly higher Flux Core frame rate

Electron frame rate

Randomly generated noise sphere test

3 FPS

6 FPS

3 FPS significantly higher Electron frame rate

City frame rate

Procedurally generated city scene with voxel rendering

2 FPS

5 FPS

3 FPS significantly higher City frame rate

Clouds frame rate

Real-time noise calculation and ray marching test

1 FPS

5 FPS

4 FPS significantly higher Clouds frame rate

Free GPU Benchmark

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Other Benchmarks

Geekbench 5 (OpenCL) score

OpenCL compute benchmark

1247 points

5938 points

376% significantly higher Geekbench 5 (OpenCL) score

Geekbench 6 (OpenCL) score

OpenCL compute benchmark

1401 points

6089 points

334% significantly higher Geekbench 6 (OpenCL) score

Specifications

Core Clock Speed

Nominal chip frequency

600 MHz

1029 MHz

71% significantly higher core clock speed

Memory Bus Width

Number of parallel lines to the memory chips

128 Bit

100% significantly larger memory bus width

64 Bit

Memory Bandwidth

Data transfer speed between GPU core and memory

28.8 GB/s

79% significantly higher memory bandwidth

16.02 GB/s

TDP

Thermal Design Power: Measure of heat generated by the GPU

20 W

64% significantly lower TDP

33 W

Pixel Rate

Number of pixels that can be rendered per second

9.6 Gigapixels/s

6% slightly higher pixel rate

8.99 Gigapixels/s

Texture Rate

Number of textured pixels that can be rendered per second

14.4 Gigatexels/s

17.98 Gigatexels/s

24% slightly higher texture rate

Shading Units

Number of processors dedicated to shader processing

480

25% slightly more shading units

384

Texture Mapping Units

Number of processors dedicated to applying textures

49% significantly more texture mapping units

Render Output Processors

Number of processors dedicated to final pixel rendering

100% significantly more render output processors

Other details

Rank

Ranking in the hardwareDB database

478th of 586

371st of 586

Release date

The official date of release of this chip

2014 March

Memory Type

The type of memory used by this chip

DDR3

DirectX Support

Maximum version of DirectX supported

11.0

12.0

OpenGL Support

Maximum version of OpenGL supported

4.4

4.6

Radeon HD 7670M vs GeForce 840M benchmarks

For gaming, the GeForce 840M graphics card is better than the Radeon HD 7670M in our tests.

Our database shows that the GeForce 840M has a significantly higher core clock speed. This is the frequency at which the graphics core is running at. While not necessarily an indicator of overall performance, this metric can be useful when comparing two GPUs based on the same architecture.

In addition, the Radeon HD 7670M has a significantly lower TDP at 20 W when compared to the GeForce 840M at 33 W. This is not a measure of performance, but rather the amount of heat generated by the chip when running at its highest speed.

In conclusion, all specs and GPU benchmarks considered, will recommend the GeForce 840M over the Radeon HD 7670M.